Air quality sensor



FIG. 1 is a side view of an air quality sensor in an exemplary position of use as installed on a streetlight pole.

FIG. 2 is a top front perspective view of an air quality sensor showing a first embodiment of our new design.

FIG. 3 is a bottom rear perspective view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a left side elevational view thereof.

FIG. 6 is a right side elevational view thereof.

FIG. 7 is a rear elevational view thereof.

FIG. 8 is a top plan view thereof.

FIG. 9 is a bottom plan view thereof.

FIG. 10 is a top front perspective view of an air quality sensor showing a second embodiment of our new design.

FIG. 11 is a bottom rear perspective view thereof.

FIG. 12 is a front elevational view thereof.

FIG. 13 is a left side elevational view thereof.

FIG. 14 is a right side elevational view thereof.

FIG. 15 is a rear elevational view thereof.

FIG. 16 is a top plan view thereof; and,

FIG. 17 is a bottom plan view thereof.

The structures and features shown in broken lines in FIGS. 1-17 form no part of the claimed design. Stippling shown in the drawings is intended to represent approximate three-dimensional contours of the design and is not intended to indicate surface decoration. 

CLAIM The ornamental design for an air quality sensor, as shown and described. 